A powerlifter raises a 1000 N weight a distance of 2 meters. If this takes them 1.3 seconds to do, what is their power output? show work please if you can a 20,000 Watts
b 2000 Watts
c 1538 Watts
d 769 Watts

We have a colorless transparent liquid. it looks like water. we seperated it into a solid and a liquid by evaporration and condention was this a chemichal or a physical seperation a. chemical seperation b. physical seperation

The experiment was repeated many years later but the gases were mixed in a different type of container. a white solid was obtained which was xenon fluoride. predict whether you think 1) krypton and 2) radon will react with fluorine. explain reasons for your predictions

An electromagnet is a device in which moving electric chargers in a coil of wire create a magnet.whats one advantage of using electromagnetic in devices